/Engine/Source/Runtime/Engine/Classes/Engine/Engine.h
Override dynamic resolution state for next frame. Old dynamic resolution state will be disabled, and the new one will be enabled automatically at next frame.
void ChangeDynamicResolutionStateAtNextFrame ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< class [IDynamicResolutionState](API\Runtime\Engine\IDynamicResolutionState) > NewState )